Infrastructure Systems Engineer III or Sr - Linux

MidAmerican Energy Company, a Midwest utility, provides regulated electric and natural gas service to more than 1.6 million customers in Illinois, Iowa, Nebraska and South Dakota. The company owns and operates a portfolio of power-generating assets, approximately 61% of which is wind generation. MidAmerican Energy Company is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion or religious creed, age, national origin, ancestry, citizenship status (except as required by law), gender (including gender identity and expression), sex (including pregnancy), sexual orientation, genetic information, physical or mental disability, veteran or military status, familial or parental status, marital status or any other category protected by applicable local, state or U.S. federal law. Employees must be able to perform the essential functions of the position, with or without an accommodation. MidAmerican Energy Company has an exciting career opportunity available. Take the next step in your career and apply now!Bachelor's degree in management information systems (MIS), computer science, or related technical field; or equivalent work experience. (Typically four years of related, progressive work experience would be needed for candidates applying for this position who do not possess a bachelor's degree.)Six years of experience in infrastructure, platform, or site reliability engineering roles for the level IIIStrong experience working with Linux systems and distributed infrastructure environmentsProficiency in at least one modern programming language, such as Go, Python, or JavaExperience automating Linux system configuration, patching, and lifecycle management using infrastructure‐as‐code or configuration management toolsHands‐on experience building and operating Linux‐based infrastructure platforms that support Kubernetes or other container orchestration systemsExperience managing Linux infrastructure using automation‐first and declarative approaches rather than manual system administrationCore Technical ExperienceExperience across several of the following areas:Linux systems and core infrastructure fundamentalsKubernetes and container orchestration platformsInfrastructure as code and declarative system design (e.g., Terraform, GitOps)Distributed systems and large‐scale infrastructure environmentsObservability and monitoring using open‐source tooling (e.g., Prometheus, Grafana, OpenTelemetry)Distributed storage systems and concepts (e.g., Ceph or similar technologies)Networking fundamentals in distributed and cloud‐based environmentsAPI‐driven infrastructure and automation systemsInfrastructure security practices, including identity, access, and secrets managementHybrid infrastructure spanning on‐premises data centers and cloud environmentsPreferred Qualifications:Experience operating Kubernetes clusters at scaleExperience with GitOps workflows such as ArgoCD or FluxExperience supporting streaming data platforms or messaging systemsExperience with SQL, NoSQL, or graph databasesContributions to open-source infrastructure or platform projectsKey ResponsibilitiesInfrastructure EngineeringDesign, deploy, and operate infrastructure platforms including compute, storage, networking, and container infrastructureBuild and maintain scalable infrastructure across on-premises data centers and cloud environmentsOperate and support Kubernetes clusters and their underlying infrastructureEnsure high availability, reliability, and performance of infrastructure systemsSupport hybrid infrastructure environments and platform services that run on top of themAutomation & Infrastructure as CodeDevelop and maintain infrastructure automation using modern programming languages (Go, Python, Java)Implement infrastructure provisioning and configuration through infrastructure-as-code tools such as TerraformStandardize infrastructure deployment and lifecycle managementBuild tooling that improves operational efficiency and infrastructure reliabilityPlatform IntegrationSupport infrastructure dependencies for container platforms and distributed systemsDeploy, upgrade, and maintain Kubernetes clusters and related infrastructure componentsOperate infrastructure services including IaaS platforms and storage systemsCollaborate with platform engineering teams supporting CI/CD, messaging, observability, and developer platformsObservability & ReliabilityImplement monitoring and observability using Prometheus, Grafana, and OpenTelemetryParticipate in incident response and root cause analysisContribute to reliability improvements and operational maturitySecurity & Access ManagementImplement infrastructure security best practicesSupport identity and access management and secrets management systemsCollaborate with security teams to ensure infrastructure resilience and compliance